Developer API for EN 16931 e-invoice compliance. Validate and generate XRechnung and Peppol BIS 3 invoices in both syntaxes, UBL 2.1 and UN/CEFACT CII, with errors that teach the regulation: rule id, business term, and the fix.
ENDPOINTS
STRUCTURED FROM OPENAPI 3.1
POST
/v1/validate
Validate an invoice against EN 16931 business rules